<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>maingrade/edit.jsp</title>
</head>
<body>
<form action="save" method="post">
	<input name="id" type="hidden" value="${model.id }">
	<input name="student.id" type="hidden" value="${model.student.id }">
	<input name="mainCourse.id" type="hidden" value="${model.mainCourse.id }">
	成绩<input type="text" name="grade" value="${model.grade }">
	<button type="submit">确定</button>
</form>
</body>
</html>